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Synfacts 2008(9): 0978-0978  
DOI: 10.1055/s-2008-1078627
Metal-Mediated Synthesis
© Georg Thieme Verlag Stuttgart ˙ New York

Cu(II)-Catalyzed Synthesis of Alkylcyclo-pentanes from CpMgBr

Contributor(s): Paul Knochel, Andreas J. Wagner
M. Sai, H. Someya, H. Yorimitsu*, K. Oshima*
Kyoto University, Japan
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Publication History

Publication Date:
22 August 2008 (online)

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Significance

This new cross-coupling reaction of alkyl halides, with CpMgBr catalyzed by Cu(OTf)2 yields cyclopentadienylated products in high yields. Subsequent hydrogenation provides an access to alkyl-substituted cyclopentanes.